Lamp housing



FIG. 1 is a top plan view of the lamp housing in accordance with my design;

FIG. 2 is a front side elevational view of the lamp housing in accordance with my design, the rear side being identical thereto;

FIG. 3 is a left side elevational view of the lamp housing in accordance with my design, the right side being identical thereto; and,

FIG. 4 is a bottom plan view of the lamp housing in accordance with my design.

The broken lines show the environment in which the article is used and are not considered part of the design claimed. 

The ornamental design for the lamp housing, as shown and described. 